![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://content.sportslogos.net/news/2022/09/roberto-clemente-day-logo-mlb-baseball-sportslogosnet-2022.png)
Some MLB Players Wearing #21, All Wearing 21 Patches Today for
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://a.espncdn.com/photo/2015/0418/mlb_u_torres_mb_1296x729.jpg)
Uni Watch - History of headgear in MLB Alex Torres - ESPN
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://farm5.static.flickr.com/4035/4581395366_c7985e532a_o.png)
Consistently Inconsistent
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://i.ytimg.com/vi/1-2Blg6Ecbk/maxresdefault.jpg)
Sun Devil Baseball Lifts Lid on 2023 Against SDSU - Arizona State
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://img.mlbstatic.com/mlb-images/image/private/t_2x1/t_w1536/mlb/bz9nylago5dqftngyxrb.jpg)
Roberto Clemente Award winners to wear cap patch
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://www.jsonline.com/gcdn/-mm-/fef5925cce1487d2bbf7d24dc1397c8eb7121338/c=0-202-2456-1589/local/-/media/2017/03/05/WIGroup/Milwaukee/636243342025606340-MJS-BREWERS-SPRING-TRAINING-54584213.JPG?width=2456&height=1387&fit=crop&format=pjpg&auto=webp)
Notes: Some Brewers hitters consider helmet flaps
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://farm3.static.flickr.com/2692/4311900619_6aa50b1788_o.jpg)
The Earflap Chronicles, Continued
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://farm5.static.flickr.com/4111/5019624788_49bae1d118_b.jpg)
The Cover-Up of '73 (no, not Watergate)
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://1.bp.blogspot.com/-GKj3MT1gNeA/X2kTafhXY4I/AAAAAAACMU8/mgFeQtfdZSEm6cGPnkX053t3Xj5jU04XwCLcBGAsYHQ/w640-h450/firemen-1.jpg)
When baseball players were also firemen
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://image.isu.pub/191017155941-259101048df312339fbbf85eddd4facd/jpg/page_1.jpg)
RR Auction: Sports Memorabilia Auction by RR Auction - Issuu
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://www.usatoday.com/gcdn/presto/2021/08/22/USAT/995e80cd-6162-465c-9cc0-066b432971df-2021-08-21_LLWS1.jpg?crop=2621,1797,x109,y0)
Little League World Series: Players need helmets that protect faces
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://content.sportslogos.net/news/2022/06/milwaukee-brewers-city-connect-uniforms-new-nike-feat-sportslogosnet-905905-feat-sq-mlb-baseball-2022-200x200.jpg)
MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://s.hdnux.com/photos/01/25/07/10/22311459/4/rawImage.jpg)
Why some players have No. 21 on back of their baseball caps
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://df5u1lzgdv707.cloudfront.net/images/2023/4/20/MSU005.jpeg)
Spartans Tangle With Wolverines In B1G Weekend Series - Michigan
![MLB Ballplayers Can Now Wear #21 Patch on Ballcaps and Helmets](https://1.bp.blogspot.com/-8luF7rAYyRM/XycrB-rCEDI/AAAAAAACLEg/sFvu1dFzbOw565uFF6TE8TKKm5jOLpmVgCLcBGAsYHQ/s640/ca-4-4.jpg)
C.A.: 1990 Swell Joan Jett custom